York S1-MTR-136PK Blower Motor 322055-301 B1086775SP is listed as the

B1086775SP is listed as the replacement for the older B1086775S part number

High energy efficiency ratio (EER) reduces operational overhead for end-users in 24/7 cooling applications

ensuring that the actuator torque is transferred efficiently to the damper shaft without compromising system calibration or air balancing requirements

should show low resistance

York S1-MTR-136PK Blower Motor 322055-301 B1086775SP is listed as theThe York S1 MTR 136PK Blower Motor is a high performance OEM replacement part engineered specifically for York power venter assemblies. As a dedicated left hand (LH) rotation motor, this component is critical for maintaining the negative pressure required to safely exhaust combustion gases from high efficiency furnaces and drafting systems. This model is technically identical to the MTR 136PK, ensuring a drop in fit for technicians performing field